Java courses can help you learn object-oriented programming, data structures, exception handling, and multithreading concepts. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: Full-Stack Web Development, Jest (JavaScript Testing Framework), Application Deployment, Frontend Integration, Cloud Deployment, Web Development Tools, Unit Testing, Data Structures, Server Side, Back-End Web Development, Restful API, Frontend Performance, Application Programming Interface (API), Development Environment, Javascript, Build Tools, Middleware, Front-End Web Development
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Django (Web Framework), Dashboard Creation, Model View Controller, Authentications, Chart.js, Data Import/Export, Full-Stack Web Development, Web Development, Data Modeling, Object-Relational Mapping, Cascading Style Sheets (CSS), Responsive Web Design, Javascript, Code Reusability, User Interface (UI), Development Environment, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scalability, Software Design Patterns, Node.JS, Distributed Computing, Dataflow, Data Pipelines, Event-Driven Programming, Object Oriented Design, Software Design, Software Architecture, Performance Tuning, Live Streaming, Real Time Data, Systems Architecture, File I/O, Javascript, Object Oriented Programming (OOP), Code Reusability, Maintainability, OS Process Management
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Salesforce Development, Salesforce, No-Code Development, UI Components, Data Migration, Process Modeling, Data Import/Export, Application Frameworks, Process Driven Development, Business Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), Apache Maven, Continuous Integration, Build Tools, CI/CD, Object Oriented Programming (OOP), Software Configuration Management, Object Oriented Design, Java, Software Design Patterns, Test Script Development, Test Automation, Java Programming, Code Reusability, Software Testing, Maintainability, Test Case, Browser Compatibility, Software Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Javascript, JavaScript Frameworks, Event-Driven Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, HTML and CSS, Frontend Performance, Application Deployment, Web Development, Hypertext Markup Language (HTML), Front-End Web Development, Web Development Tools, Full-Stack Web Development, JavaScript Frameworks, UI Components, Performance Tuning, Cascading Style Sheets (CSS), Javascript, Server Side, GitHub, Version Control, Git (Version Control System)
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Random Forest Algorithm, Decision Tree Learning, Applied Machine Learning, Jupyter, Classification Algorithms, Java, Java Programming, Sampling (Statistics), Statistical Machine Learning, Model Evaluation, Supervised Learning, Machine Learning Methods, Model Training, Predictive Modeling, Machine Learning, Learning Styles, Program Evaluation, Program Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Test Script Development, Test Automation, Test Tools, Performance Testing, Java Programming
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Model Context Protocol, Gemini, Node.JS, Google Gemini, AI Workflows, Generative AI Agents, OpenAI API, Prompt Engineering, Agentic Workflows, Retrieval-Augmented Generation, Embeddings, OpenAI, TypeScript, Back-End Web Development, Server Side, Web Applications, API Design, Web Development, Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Servers, Data Migration, Enterprise Application Management, Java Platform Enterprise Edition (J2EE), Java, Software Installation, Configuration Management, Command-Line Interface, System Configuration, Authentications
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Javascript, jQuery, Javascript and jQuery, Event-Driven Programming, Object Oriented Programming (OOP), Program Development, Web Applications, Programming Principles, Web Development Tools, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Development Environment
Beginner · Course · 1 - 3 Months